Articles Ingredients and Uses Reviews

What Is Cod Liver Oil Made Of? What Are Its Benefits?

What Is Cod Liver Oil Made Of? What Are Its Advantages? Swathi Handoo Stylecraze January 21, 2019

Are brittle bones, blurry imaginative and prescient, and blackouts troubling you? Might it’s greater than stress?

Sure, could possibly be. Issues in a number of organ methods of your physique might imply vitamin deficiency. Cod liver oil is a basic answer that may assist handle such broad-spectrum breakdowns.

Cod liver oil is a well-liked complement loaded with fat-soluble nutritional vitamins A and D and important fatty acids that restore these breakdowns. On this article, we’ll talk about the advantages, composition, and negative effects of cod liver oil. Learn on to know what’s so particular about this oil.

Desk Of Contents

What Is Cod Liver Oil? How Is It Made?

Cod liver oil is extensively used as a dietary complement. It’s a wealthy supply of vitamin A, vitamin D, and important omega-Three fatty acids, particularly eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) (1).

It is available in numerous grades, however the one safe to eat is pale and straw-colored. It has been manufactured in a number of methods throughout the years. Most of them contain grinding or macerating the livers of Atlantic cod fish with water and simmering it gently till the oil rises.

This layer of oil is skimmed and purified additional to get pure oil. Cod liver oil has a attribute odor and marking property – one of many largest drawbacks of this pure fatty acid supply.

Questioning why the liver?

The liver is the most important reserve of fat-soluble nutritional vitamins, together with nutritional vitamins A and D. It’s apparent that extracts of livers can be wealthy in micronutrients (2).

That’s the reason cod liver oil supplementation has been advised to scale back cardio-metabolic danger elements (2).

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Listed here are a number of extra of its advantages based mostly on scientific proof.

What Are The Advantages Of Having Cod Liver Oil?

1. Has Anti-inflammatory And Anti-arthritic Properties

One of many main causes behind irritation is the build-up of reactive oxygen species (ROS). These free radicals react with the biomolecules of wholesome cells and set off cell injury, resulting in irritation. This results in a number of bone illnesses like arthritis, osteoporosis, osteoarthritis, and so on. (Three).

Marine oils like cod liver oil are wealthy in omega-Three and omega-6 fatty acids and nutritional vitamins A and D. All these elements are crucial for constructing bones and eliminating free radicals (four).

Omega-Three fatty acids improve the exercise of mobile antioxidant enzymes like superoxide dismutase, glutathione peroxidase, and catalase. Finally, the fat in cod liver oil can scale back irritation and associated issues successfully (four).

2. Prevents And Assists In Treating Eye Issues

Although it isn’t nicely studied or confirmed, cod liver oil and different omega-Three fatty acid dietary supplements are used to deal with dry eyes, exterior eye infections, and even glaucoma.

Cod liver oil is ample in vitamin A, which is important for sustaining wholesome imaginative and prescient (1).

It additionally has eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) which might be particularly concentrated within the phospholipids of the retina (1).

These fatty acids counterattack the prostaglandin molecules that trigger ocular disturbances in eye illnesses. Therefore, taking cod liver oil dietary supplements can shield your eyes and stop age-related macular degeneration and eye weak spot (1).

Three. Heals Wounds And Pores and skin Illnesses

The pores and skin is one organ that’s most delicate and aware of vitamin A ranges. Vitamin A deficiency impacts not solely the eyes but in addition the pores and skin and immune system. Supplementing vitamin A utilizing cod liver oil can heal wounds shortly and scale back the severity of pores and skin illnesses like pimples.

This exercise is attributed to eicosapentaenoic acid (EPA) and different omega-Three fatty acids current in cod liver oil. Fatty acids like EPA inhibit the manufacturing of inflammatory and pain-elevating chemical compounds (prostaglandins) (5).

They assist cease the worsening of pimples, wounds, eczema, psoriasis, and different inflammatory pores and skin illnesses.

four. Improves Cognitive Well being

As omega-Three and omega-6 are current within the membranes of cells of the eyes, nerves, and pores and skin, an imbalance of their ranges may end up in visible impairment.

Cod liver oil can enhance cognitive potential, notably in those that have dementia, rickets, ADHD, and numerous cerebrovascular illnesses. EPA, DHA, and omega-6 fatty acids are concerned within the synthesis of acetylcholine, one of many essential neurotransmitters. Such neurotransmitters are concerned in cell signaling, protein modifications, protein transport, gene activation, and a number of processes (6).

Consuming cod liver oil can sharpen your cognitive expertise, steer mind improvement and upkeep, and shield the nervous system from age-related setbacks and mind and spinal twine defects in some instances.

5. Helps Deal with Chilly, Cough, And Tuberculosis

One of many basic signs of vitamin D deficiency is low immunity and elevated susceptibility to infections (7). Having vitamin D dietary supplements may also help deal with chilly (flu), cough, and continual respiratory illnesses like tuberculosis.

Since vitamin D is concerned in innate immunity, its presence in dietary supplements like cod liver oil triggers the manufacturing of bactericidal and antimicrobial substances within the cells. Resulting from this, the immune system cells roll right into a cascade of mobile occasions, on the finish of which the pathogen is killed. The resultant irritation is decreased considerably.

A current well-designed research confirmed that administering a therapeutic dose of vitamin D resulted in a 42% lower within the incidence of influenza an infection (7).

6. May Handle Being pregnant And Neonatal Improvement

A research in 2005 investigated the impact of dietary consumption of cod liver oil on ladies in early being pregnant (15 weeks previous to gestation). Evaluation confirmed that maternal consumption of liquid cod liver oil early in being pregnant was related to greater delivery weight and decrease danger of illnesses later in life (eight).

It was additionally identified that moms taking cod liver oil dietary supplements and seafood gave start to youngsters with higher visible recognition reminiscence and better scores of verbal intelligence. Nevertheless, newer research discover no vital distinction in cognitive and language scores in youngsters of moms on supplementation and their counterparts receiving placebo (9).

Supporting research elucidate the position of vitamin D in ovarian and uterine improvement and sustaining the ovarian reserve. In different phrases, offering vitamin D dietary supplements to ladies with PCOS or small ovarian reserve may clear up predominant impaired fertility (10).

Wanting on the listing of advantages, cod liver oil appears to be a must-add to our listing of dietary supplements, isn’t it? Its dietary composition is even higher! Let me offer you a quick.

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Dietary Worth Of Cod Liver Oil

Nutrient Unit Worth per 100 g tsp four.5 g tbsp 13.6 g cup 218 g Proximates Water g zero.00 zero.00 zero.00 zero.00 Power kcal 902 41 123 1966 Protein g zero.00 zero.00 zero.00 zero.00 Complete lipid (fats) g 100 four.5 13.6 218 Carbohydrate, by distinction g zero.00 zero.00 zero.00 zero.00 Fiber, complete dietary g Minerals Calcium, Ca mg zero zero zero zero Iron, Fe mg zero.00 zero.00 zero.00 zero.00 Magnesium, Mg mg zero zero zero zero Phosphorus, P mg zero zero zero zero Potassium, Okay mg zero zero zero zero Sodium, Na mg zero zero zero zero Zinc, Zn mg zero.00 zero.00 zero.00 zero.00 Nutritional vitamins Vitamin C, complete ascorbic acid mg Riboflavin mg zero.00zero zero.00zero zero.00zero zero.00zero Niacin mg zero.00zero zero.00zero zero.00zero zero.00zero Vitamin B-6 mg zero.00zero zero.00zero zero.00zero zero.00zero Folate, DFE µg zero zero zero zero Vitamin B-12 µg zero.00 zero.00 zero.00 zero.00 Vitamin A, RAE µg 30000 1350 4080 65400 Vitamin A, IU IU 100000 4500 13600 218000 Vitamin D (D2 + D3) µg 250 11.2 34 545 Vitamin D IU 10000 450 1360 21800 Lipids Fatty acids, complete saturated g 22.608 1.017 Three.075 49.285 Fatty acids, complete monounsaturated g 46.711 2.102 6.353 101.83 Fatty acids, complete polyunsaturated g 22.541 1.014 Three.066 49.139 Ldl cholesterol mg 570 26 78 1243

Supply: USDA

If this treasure chest of monounsaturated fatty acids has tempted you adequate, here’s what you’ve received to do.

Begin consuming cod liver oil – now! However the place do you get it?

Cod liver oil is obtainable in numerous varieties available on the market or over-the-counter (OTC) on the pharmacy. You’ll find pure cod liver oil in its liquid type. Test it out right here. It has an uncommon aftertaste that not many like.

The opposite choice obtainable is oral capsules. Pop a capsule per day, and you’re sorted! Examine them out right here.

For these of you which have capsule-o-phobia (like me!), and are frightened that they could choke you to dying, there’s excellent news. Now you can benefit from the cod liver oil packed in smooth gels. Examine them out right here.

Earlier than the pharmacist arms you a bottle of fish oil claiming it to be cod liver oil, you must learn this.

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Fish Oil Vs. Cod Liver Oil

Don’t go by the pharmacist’s phrases. Fish oil and cod liver oil are usually not the identical.

Fish oil is constructed from the entire physique of the fish whereas cod liver oil comes solely from the processed livers of cods.

One other main distinction is that vitamin D is concentrated within the liver of the fish and is thus plentiful in cod liver oil. Whereas, fish oil has an insignificant quantity of vitamin D, for apparent causes (11).

Learn the labels on the product and do your little bit of analysis earlier than shopping for such dietary supplements. You also needs to inform your doctor and all well being care suppliers for those who plan to incorporate it in your routine.

Additionally, be looking out for any purple flags as a result of cod liver oil may be dangerous in some instances. Scroll down to seek out out what the pink flags might be.

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What Are The Aspect Results Of Having Cod Liver Oil?

Cod liver oil is probably going protected in small doses for many adults and youngsters when orally ingested. You must think about speaking to the pediatrician relating to using this drugs in youngsters. Particular care could also be wanted.

Usually, the negative effects noticed throughout age teams are (12):

  • allergic reactions like pores and skin rash, itching or hives, swelling of the face, lips, or tongue
  • belching (fishy aftertaste) and dangerous breath
  • modifications in imaginative and prescient
  • darkish urine
  • pores and skin rash
  • uncommon bleeding or bruising
  • yellowing of the eyes or pores and skin
  • dry pores and skin
  • headache
  • abdomen upset

Having cod liver oil with meals can typically lower the unwanted effects. However, excessive doses of cod liver oil are probably unsafe.

Ladies who’re pregnant or lactating shouldn’t take cod liver oil that gives greater than about 3000 mcg of vitamin A and 100 mcg of vitamin D.

This oil also can intrude with the next drugs (12):

  • Antihypertensive medicine: Taking cod liver oil together with antihypertensive medicine may cause your blood strain to drop too low.
  • Anticoagulants: Medicines like warfarin, aspirin, diclofenac, clopidogrel, dalteparin, enoxaparin, and ibuprofen can decelerate blood clotting. Taking cod liver oil together with these medicine can delay the blood clotting a bit an excessive amount of. This could trigger extreme bleeding, blood loss, and bruising.
  • Herbs and dietary supplements performing the above-listed features, when taken with cod liver oil, can even worsen the state of affairs of the affected person.

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The Backside Line…

Research on important fatty acids reveal their significance in a number of very important reactions occurring on a regular basis in your physique. Since our ordinary diets can’t present the optimum ranges of those fatty acids, many working towards physicians and dietitians recommend marine oil dietary supplements like cod liver oil.

There’s not sufficient scientific knowledge indicating the correct quantity of cod liver oil one ought to take. However the higher restrict of consumption of vitamin D is 4000 IU/day (13). This is the reason you need to all the time keep in fixed contact together with your doctor or specialist and design your dosage accordingly.

Attempt shopping for a small bottle of pure liquid, capsules, or the mushy gels – whichever fits you the perfect. Inform us how your expertise was with this oil. Write your suggestions, feedback, and associated queries within the field under.


  1. “Cod liver oil: a potential protective supplement for human glaucoma” Worldwide Journal of Ophthalmology, US Nationwide Library of Drugs.
  2. “Mother Was Right About Cod Liver Oil” The Medscape Journal of Drugs, US Nationwide Library of Drugs.
  3. “Reactive Oxygen Species in Metabolic and Inflammatory…” Circulation Analysis, US Nationwide Library of Drugs.
  4. “The Concomitant Consumption of Cod Liver Oil…” Journal of Medical and Diagnostic Analysis, US Nationwide Library of Drugs.
  5. “Why Omega-3 Oils Help at the Cellular Level” UC San Diego Information Middle.
  6. “[Omega-3: from cod-liver to nutrigenomics]” Minerva Pediatrica, US Nationwide Library of Drugs.
  7. “Vitamin D and the Immune System” Journal of Investigative Drugs, US Nationwide Library of Drugs.
  8. “Relationship between dietary intake of cod liver oil in…” BJOG, US Nationwide Library of Drugs.
  9. “Omega-3 Fatty Acids and Pregnancy” Evaluations in Obstetrics & Gynecology, US Nationwide Library of Drugs.
  10. “The role of vitamin-D in impaired fertility treatment” Academia.
  11. “Fish Oil Versus Cod Liver Oil: Is Vitamin D…” Journal of the American Board of Household Drugs.
  12. “Cod Liver Oil oral capsules” Well being Library, UC San Diego Well being.
  13. “Vitamin D” Reality Sheet for Shoppers, Workplace of Dietary Dietary supplements, Nationwide Institutes of Well being.
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